Dr. Wojciech Halicki – professor at the following universities: Cardinal Stefan Wyszyński in Warsaw, Warsaw University, Tomsk State University (Siberia), the University of Calgary (Canada) and the University of El Paso (Texas, USA). He obtained his PhD and postdoctoral degree (habilitation) in ecology at the University of Vechta (Germany). Later at the University of Adam Mickiewicz in Poznań (Poland) he obtained the doctoral degree in biological sciences. Beyond scientific and teaching activity at numerous universities, since 2002 prof. Halicki runs the private Institute of Applied Ecology along with an ecological farm in Skórzyn, Lubuskie voivodeship, Poland. As an author of several patents and numerous technical projects, he is active in the field of sustainable water management. For many years he has been travelling in Europe, Asia and North America, conducting research on the condition of natural environment and climate change. He describes these expeditions and environmental observations on his Facebook fanpage. His knowledge and experience resulted in numerous articles in Polish, German, English and Russian, as well as in 5 books published in Poland, Germany and USA. In 2020, he was the laureate of the “Polish Intelligent Development Award” and was nominated for the “Innovation Ambassador” award. Privately, he is a sports enthusiast and a triathlete over the Iron Man distance.